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ARPHS-PERIODIC TABLE
ANDERSON--ARPHS--PERIODIC TABLE
Question | Answer |
---|---|
WHERE ARE THE METALS LOCATED | LEFT SIDE OF ZIG-ZAG LINE |
WHAT ARE SOME PROPERTIES OF METALS | GOOD CONDUCTORS OF HEAT AND ELECTRICITY; MALLEABLE; DUCTILE; SHINY |
WHERE ARE THE NONMETALS LOCATED | RIGHT SIDE OF ZIG-ZAG LINE |
WHAT ARE SOME PROPERTIES OF NONMETALS | POOR CONDUCTORS OF HEAT AND ELECTRICITY; BRITTLE; POWDERS AND GASES; DULL |
WHERE ARE THE METALLOIDS LOCATED | BOTH SIDES OF ZIG-ZAG LINE |
DO FAMILIES GO HORIZONTAL OR VERTICAL | VERTICAL |
WHAT DO ALL ELEMENTS IN A FAMILY HAVE IN COMMON | SIMILAR PHYSICAL AND CHEMICAL PROPERTIES; SAME NUMBER OF VALENCE ELECTRONS |
WHAT DO ALL ELEMENTS IN A PERIOD HAVE IN COMMON | ALL VALENCE ELECTRONS END IN THE SAME ENERGY LEVEL |
DO PERIODS GO HORIZONTAL OR VERTICAL | HORIZONTAL |
WHAT DOES THE ATOMIC NUMBER TELL US | NUMBER OF PROTONS |
WHAT DOES THE MASS NUMBER TELL US | NUMBER OF PROTONS AND NEUTRONS |
HOW DO WE FIND THE NUMBER OF ELECTRONS | SAME AS ATOMIC NUMBER IN A NEUTRAL ATOM |
HOW DO WE FIND THE NUMBER OF NEUTRONS | MASS NUMBER -ATOMIC NUMBER |
WHAT CHARGE DO NEUTRONS HAVE | NO CHARGE |
WHAT CHARGE DO ELECTRONS HAVE | NEGATIVE CHARGE |
WHAT CHARGE DO PROTONS HAVE | POSITIVE CHARGE |